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12233442103 = 13163929381
BaseRepresentation
bin10110110010010101…
…11000001100110111
31011120120101020201021
423121022320030313
5200023230121403
65341525042011
7612104353651
oct133112701467
934516336637
1012233442103
115208506133
122454b56307
1311cc62a74c
14840a276d1
154b8ed38bd
hex2d92b8337

12233442103 has 4 divisors (see below), whose sum is σ = 12234384648. Its totient is φ = 12232499560.

The previous prime is 12233442077. The next prime is 12233442119. The reversal of 12233442103 is 30124433221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30124433221 = 208114475941.

It is a cyclic number.

It is not a de Polignac number, because 12233442103 - 213 = 12233433911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233442173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451528 + ... + 477853.

It is an arithmetic number, because the mean of its divisors is an integer number (3058596162).

Almost surely, 212233442103 is an apocalyptic number.

12233442103 is a deficient number, since it is larger than the sum of its proper divisors (942545).

12233442103 is an equidigital number, since it uses as much as digits as its factorization.

12233442103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942544.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12233442103 its reverse (30124433221), we get a palindrome (42357875324).

The spelling of 12233442103 in words is "twelve billion, two hundred thirty-three million, four hundred forty-two thousand, one hundred three".

Divisors: 1 13163 929381 12233442103